53003803 has 2 divisors, whose sum is σ = 53003804. Its totient is φ = 53003802.

The previous prime is 53003801. The next prime is 53003879. The reversal of 53003803 is 30830035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53003803 - 2¹ = 53003801 is a prime.

Together with 53003801, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (53003801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26501901 + 26501902.

It is an arithmetic number, because the mean of its divisors is an integer number (26501902).

Almost surely, 2^53003803 is an apocalyptic number.

53003803 is a deficient number, since it is larger than the sum of its proper divisors (1).

53003803 is an equidigital number, since it uses as much as digits as its factorization.

53003803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 53003803 is about 7280.3710757076. The cubic root of 53003803 is about 375.6375595813.

Adding to 53003803 its reverse (30830035), we get a palindrome (83833838).

The spelling of 53003803 in words is "fifty-three million, three thousand, eight hundred three".